/Engine/Plugins/FX/Niagara/Source/NiagaraVertexFactories/Public/NiagaraRibbonVertexFactory.h
Beam/Trail particle vertex factory.
class FNiagaraRibbonVertexFactory : public [FNiagaraVertexFactoryBase](API\Plugins\NiagaraVertexFactories\FNiagaraVertexFactoryBase)
FUniformBufferR...
LooseParameterUniformBuffer